Updates & Downloads

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GPSMAP 198C Sounder software version 2.90

as of July 8, 2009

USB Card Programmer

Download (5.05 MB)

View download instructions and system requirements

Notes:

• Any units with pre-release alpha or beta software will have all nonvolatile memory erased when version 2.00 or later is loaded

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Change History

Changes made from version 2.80 to 2.90:

• Corrected an issue that prevented built-in map updates when using software version 2.70 or 2.80.

Changes made from version 2.70 to 2.80:

• Fixed issue where items that are not drawn could be highlighted on the chart.
• Fixed issue where the chart may not completely draw with g2 cartography.

Changes made from version 2.50 to 2.60:

• Fixed problem with NMEA output stopping for a few minutes at 00:00:00Z.
• Incorporated recent changes to the Daylight Savings Time schedule to properly detect when DST starts and stops.
• Added mode indicator to VTG NMEA sentence.

Changes made from version 2.40 to 2.50:

• Added support for larger Garmin data cards.

Changes made from version 2.30 to 2.40:

• Fixed SBAS compatibility issues with the Japanese MSAS system.

Changes made from version 2.20 to 2.30:

• Corrected a problem that would cause a unit to lock up or shut down soon after powering on if navigation had been initiated on a previous power cycle.

Changes made from version 2.10 to 2.20:

• Added support for receiving NMEA DSE sentence.
• Added Greek language support.
• Improved language support by filling in missing translations.